Rainbow Castle Fall Series for children. History of the first anglo settler in Travis County - Reuben Hornsby of Hornsby Bend and Josiah Wilbarger who was scalped by an indian at Walnut Creek. "The Story of Rainbow Castle" story book by Mauri Gandy and interviews with Princess Ruby, Princess Emerald, Princess Pearl and Knight Aquamarine. Story book of "Princess Emerald Battles the Dragon" and short play of Knight Aquamarine and Princess Emerald battle the dragons.